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CompTIA certification

CompTIA Linux+

Manage, secure, automate and troubleshoot Linux systems in cloud and hybrid environments.CompTIA Linux+ (V8) validates your ability to manage, secure, automate and troubleshoot Linux systems in cloud and hybrid environments. You will gain hands-on experience with automation, orchestration, security, and containers to prepare for roles like Linux systems administrator, systems engineer, and network engineer. Linux+ demonstrates your ability to support and protect the critical Linux platforms that businesses rely on.
CompTIA
Exam version: V8
Target roleLinux administrator

Skills you'll

learn

Build skills with CompTIA learning and validate them with the CompTIA Linux+ certification.
Configure and manage Linux systems, storage, networks, and services in cloud and hybrid environments.
Apply best practices including permissions, authentication, firewalls, and system hardening.
Automate administration tasks and streamline operations with shell scripting, Python, and configuration management tools.
Deploy, maintain, and monitor containers and virtual machines using leading technologies.
Troubleshoot system, network, security, and application issues to ensure uptime and reliability for business operations.

Exam

details

Everything you need to know before taking the CompTIA Linux+ exam.
Exam versionV8
Exam series codeXK0-006
Launch dateJuly 15, 2025
Number of questionsMaximum of 90 questions
Types of questionsMultiple-choice and performance-based
Duration90 minutes
Passing score720 (on a scale of 100–900)
LanguagesEnglish
Recommended experience12 months of hands-on experience with Linux servers; CompTIA A+, Network+, or Server+, or comparable knowledge is recommended
RetirementUsually three years after launch (estimated 2028)
Accreditation and benefitsISO accredited by the ANSI National Accreditation Board

Exam

objectives

The CompTIA Linux+ (V8) exam covers the following domains, weighted by their share of the exam.
1

System management

23%
  • Linux basics: identify boot process steps, kernel, filesystems, and architectures.
  • Device management: manage kernel modules, hardware components, and device utilities.
  • Storage management: configure LVM, RAID, partitions, and mounted storage.
  • Network configuration: set up hosts, DNS, interfaces, and network tools.
  • Shell operations: use navigation, editing, redirection, and environment variables.
  • Backups and restores: perform archiving, compression, and data recovery.
  • Virtualization: deploy hypervisors, create VMs, and manage disk images.
2

Services and user management

20%
  • Files & directories: control permissions, create links, and manage special files.
  • Account management: add, remove, and modify users and groups.
  • Process control: monitor states, adjust priorities, and schedule jobs.
  • Software management: install, update, or remove packages and repositories.
  • Systems management: start, stop, and review services, logs, and timers.
  • Containers: operate container runtimes, manage images, and create networks.
3

Security

18%
  • Auth & accounting: configure PAM, LDAP, Kerberos, and enable auditing.
  • Firewalls: set firewalls using iptables, nftables, UFW, and zone rules.
  • OS hardening: apply permissions, configure sudo, and secure remote access.
  • Account security: enforce password policies, restrict shells, and enable MFA.
  • Cryptography: encrypt files, use hashing, and manage certificates.
  • Compliance: verify integrity, run scans, and maintain standards.
4

Automation, orchestration, and scripting

17%
  • Automation: automate tasks with Ansible, Puppet, and CI/CD tools.
  • Shell scripting: write and troubleshoot variables, functions, and logic flows.
  • Python basics: develop scripts using environments, packages, and data types.
  • Version control: manage code with Git workflows and tagging.
  • AI best practices: apply code generation and prompt engineering responsibly.
5

Troubleshooting

22%
  • System monitoring: monitor health, logs, and event alerts.
  • Hardware/storage: diagnose boot, mount, and repair issues.
  • Networking: resolve firewall, routing, DNS, and connectivity problems.
  • Security: fix SELinux, permission, and vulnerability issues.
  • Performance: analyze CPU, memory, I/O, and optimize response times.
Exam information is published by CompTIA and may change. Contact us for the current exam version and available sessions.

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